package com.huage_05.lesson_01;

public class SystemDemo {
    public static void main(String[] args) {
        long start = System.currentTimeMillis();
        for(int i=0;i<10000;i++)
        {
            System.out.println("i = " + i);
        }
        long end = System.currentTimeMillis();
        System.out.println("共运行" + (end - start)+"毫秒");
    }
}
